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        GMAT考試詞匯精選(MP3+文本) 第324期:Unit39—7

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        1.validity n.有效性;合法性(state of being legally acceptable);正確性(state of being right)
        詞根記憶:來自valid(a.有效的,合法的)
        例:The validity of a new scientific finding was questioned by most scientists.
        2.vanish v.消失(to pass quickly from sight)
        詞根記憶:van(空)+ish--消失
        例:Of the five hundred million different species of living creatures that have appeared on Earth, nearly 99 percent have vanished.
        同根詞:vanity(n.空虛;虛榮)
        3.variable n.可變物(something that is variable);變量,變數(a quantity that may assume any one of a set of values)
        詞根記憶:vari(變化)+able--可變的--變量
        例:The key variables driving costs are size and type of order.
        同根詞:variation(變動):varied(各式各樣的)
        4.variation n.變化:變異(the act or process of varying)
        詞根記憶:vari(改變)+ation(狀態)--變化
        例:There is a considerable degree of variation in shade of color between weeds of different species.
        同根詞:variable(a.易變的;n.變量)
        5.varsity n.大學(university);大學代表隊(尤指體育)(the principal squad representing a university, college, school, or club especially in a sport)
        例:Their level of participation in extracurricular activities and varsity sports is unusually high.
        6.vegetarian n.素食者(one who believes in or practices vegetarianism);a.素食的(consisting wholly of vegetables fruits, grains, nuts, and sometimes eggs or dairy products)
        詞根記憶:veget(植物)+arian--只吃植物的人--素食者
        例:Vegetarians refer to those whose diet consists of plant products only.//The diet of the ordinary Greek in classical times was largely vegetarian.
        7.vegetation n.植被(plant life or total plant cover( as of an area))
        詞根記憶:veget(植物)+ation--植物的集合--植被
        例:The relationship between vegetation and climate is not direct.
        同根詞:vegetarian(n.素食者)
        8.vegetative a.植物的,有關植物生長的(relating to, composed of,or suggesting vegetation)
        例:A plant's fecundity is high if it can reproduce quickly by means of vegetative growth.
        9.vein n.紋理(texture);礦脈(a regularly shaped and lengthy occurrence of an ore);靜脈(a blood vessel that carries blood from the capillaries toward the heart)
        例:A gold-quartz vein system originates in magmatic fluids.
        重點單詞   查看全部解釋    
        participation [pɑ:.tisi'peiʃən]

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        n. 參加,參與

         
        shade [ʃeid]

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        n. 陰影,遮蔽,遮光物,(色彩的)濃淡
        vt

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        vanish ['væniʃ]

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        vi. 消失,不見了,絕跡
        vt. 消失

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        assume [ə'sju:m]

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        vt. 假定,設想,承擔; (想當然的)認為

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        extracurricular [.ekstrəkə'rikjulə]

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        adj. 課外的

         
        variable ['vɛəriəbl]

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        adj. 可變的,易變的
        n. 變量,易變的東

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        ore [ɔ:]

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        n. 礦,礦石

         
        acceptable [ək'septəbl]

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        adj. 合意的,受歡迎的,可接受的

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        reproduce [.ri:prə'dju:s]

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        v. 再生,復制,生殖

         
        occurrence [ə'kʌrəns]

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        n. 發生,事件,發現

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